Home / 35,829.92-53,754.60-12,458.18

Finding the Fourth Proportional to 35,829.92, 53,754.60 and 12,458.18

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Solution

The fourth proportional to 35,829.92, 53,754.60 and 12,458.18 is: 18,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.92 : 53,754.60 = 12,458.18 : x
  2. Step 2: Convert to fraction form
    35,829.92/53,754.60 = 12,458.18/x
  3. Step 3: Cross multiply
    35,829.92x = 53,754.60 × 12,458.18
  4. Step 4: Simplify right side
    35,829.92x = 669,684,482.63
  5. Step 5: Solve for x
    x = 669,684,482.63/35,829.92
  6. Step 6: Final answer
    x = 18,690.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.